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It's not. Intake valves are almost always bigger.
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∙ 11y ago
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You have a pair of sbc heads?
need to no if the first valve is intake or exhaust The intake valve is always bigger than the exhaust valve.
Why is the exhaust valve bigger than the inlet valve?
The intake valve is always bigger than the exhaust valve because there is more volume going in to the cylinder than coming out.
Which valve is exhaust and which valve is intake on 94 GM 350ci?
look at the head with the valve cover off find where the exhaust manifold goes in tha is the exhaust valve or looking at the valves the first one is exhaust then intake then intake ,exhaust,exhaust,intake,intake,exhaust if you have the head off i think the intake valves are bigger than the exhaust
Exhaust valve smaller or bigger than intake valve in a turbo charged engine?
the exhaust valve will always be smaller as the piston is forcing the combusted gases out. The intake valves have to be bigger as the piston is only drawing the mixture in through sucktion.
Why the clearance of gap exhaust valve is big than intake valve?
The exhaust valve gets hotter than the intake valve.
Why the intake valve smaller than exhaust valve?
The intake valve is always larger than the exhaust valve. It's just physics.
22re valves which is the exhaust?
On most engines including the 22r/22re the intake valve is bigger than the exhaust.peace
Which is bigger valve compare with inlet valve and exhaust valve?
Because much smaller than the exhaust air flow velocity, in order to reduce intake resistance and improve gas flow, to increase engine power! Some of the engine intake lift not only large, more than the intake valve (eg, five-valve, into the 3 row 2), valve diameter, but also large!
In most engines head of the intake valve is?
the intake valve head is larger than the exhaust valve head
Why is the inlet valve bigger than the exhaust valve?
some of the gases are burnt and reduced befor going to the exhaust
Why are intake and exhaust valves different materials?
The exhaust valve runs much hotter than the intake valve, so it has to be made out of a more durable(and more expensive) material. The intake valve can get by with a simpler and less expensive material.
Why the intake valve are bigger than exshaust valve?
The incoming fuel/air charge is bigger than the outgoing spent gasses.
